<div class="modal-body">
  <form id="dropzone" class="dropzone add-id" style="height: 530px;">
    {{ form.folder(class="add-id") }} {{ form.hidden_tag() }}
  </form>
  <center>
    <button
      type="button"
      id="dropzone-submit"
      class="btn btn-success btn-sm add-id"
      style="margin-top: 10px;"
      data-tooltip="Upload Files"
    >
      Upload Files
    </button>
  </center>
</div>
